138679268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 321640704

約数和(自身を除く): 182961436

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 73, 91, 119, 146, 182, 221, 238, 292, 307, 364, 442, 476, 511, 614, 884, 949, 1022, 1228, 1241, 1547, 1898, 2044, 2149, 2482, 3094, 3796, 3991, 4298, 4964, 5219, 6188, 6643, 7982, 8596, 8687, 10438, 13286, 15964, 16133, 17374, 20876, 22411, 26572, 27937, 32266, 34748, 36533, 44822, 55874, 64532, 67847, 73066, 89644, 111748, 112931, 135694, 146132, 156877, 225862, 271388, 291343, 313754, 380987, 451724, 474929, 582686, 627508, 761974, 949858, 1165372, 1523948, 1899716, 2039401, 2666909, 4078802, 4952831, 5333818, 8157604, 9905662, 10667636, 19811324, 34669817, 69339634, 138679268]

約数ペア:

[(1, 138679268), (2, 69339634), (4, 34669817), (7, 19811324), (13, 10667636), (14, 9905662), (17, 8157604), (26, 5333818), (28, 4952831), (34, 4078802), (52, 2666909), (68, 2039401), (73, 1899716), (91, 1523948), (119, 1165372), (146, 949858), (182, 761974), (221, 627508), (238, 582686), (292, 474929), (307, 451724), (364, 380987), (442, 313754), (476, 291343), (511, 271388), (614, 225862), (884, 156877), (949, 146132), (1022, 135694), (1228, 112931), (1241, 111748), (1547, 89644), (1898, 73066), (2044, 67847), (2149, 64532), (2482, 55874), (3094, 44822), (3796, 36533), (3991, 34748), (4298, 32266), (4964, 27937), (5219, 26572), (6188, 22411), (6643, 20876), (7982, 17374), (8596, 16133), (8687, 15964), (10438, 13286)]